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Cheap flights from Dublin to Chicago from £260

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Chicago departing on 6/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

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British Airways Logo
08:35 - 15:55DUB-ORD
13h 20m1 stop
British Airways Logo
17:00 - 09:50ORD-DUB
10h 50m1 stop
£354British Airways
Find Deal
mar, 31 mar - mar, 7 apr
British Airways Logo
08:50 - 20:10DUB-ORD
17h 20m2 stops
British Airways Logo
15:27 - 14:20ORD-DUB
16h 53m2 stops
£356British Airways
Find Deal
gio, 8 gen - mar, 3 feb
Scandinavian Airlines Logo
19:05 - 16:45DUB-ORD
27h 40m1 stop
Scandinavian Airlines Logo
19:20 - 18:20ORD-DUB
17h 00m1 stop
£357Scandinavian Airlines
Find Deal
ven, 27 feb - sab, 7 mar
Scandinavian Airlines Logo
19:05 - 16:45DUB-ORD
27h 40m1 stop
Scandinavian Airlines Logo
19:20 - 18:20ORD-DUB
17h 00m1 stop
£357Scandinavian Airlines
Find Deal
ven, 27 feb - sab, 7 mar
Scandinavian Airlines Logo
18:55 - 16:45DUB-ORD
27h 50m2 stops
Scandinavian Airlines Logo
19:10 - 19:35ORD-DUB
18h 25m2 stops
£359Scandinavian Airlines
Find Deal
ven, 6 feb - dom, 15 feb
Iberia Logo
12:40 - 21:41DUB-ORD
15h 01m1 stop
Iberia Logo
16:45 - 09:55ORD-DUB
11h 10m1 stop
£363Iberia
Find Deal
mar, 31 mar - mar, 7 apr
Icelandair Logo
11:30 - 17:20DUB-ORD
11h 50m1 stop
Icelandair Logo
18:30 - 10:15ORD-DUB
9h 45m1 stop
£366Icelandair
Find Deal
gio, 8 gen - ven, 6 feb
Icelandair Logo
11:30 - 17:20DUB-ORD
11h 50m1 stop
Icelandair Logo
18:30 - 10:15ORD-DUB
9h 45m1 stop
£367Icelandair
Find Deal
mer, 3 dic - lun, 15 dic
Multiple Airlines Logo
11:30 - 20:07DUB-ORD
13h 37m1 stop
Multiple Airlines Logo
16:41 - 09:55ORD-DUB
11h 14m1 stop
£370Multiple Airlines
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ven, 27 mar - lun, 6 apr
KLM Logo
08:50 - 17:37DUB-MDW
14h 47m2 stops
KLM Logo
12:46 - 07:45MDW-DUB
12h 59m1 stop
£377KLM
Find Deal
gio, 12 feb - gio, 26 feb

Scandinavian Airlines flights from Dublin to Chicago

Our best Scandinavian Airlines deals on Dublin to Chicago flight tickets
Scandinavian Airlines
27 Feb
DUB19:05Dublin
27h 40m
1 stop
ORD16:45Chicago O'Hare Intl
7 Mar
ORD19:20Chicago O'Hare Intl
17h 00m
1 stop
DUB18:20Dublin
£357
Find similar
Scandinavian Airlines
27 Feb
DUB19:05Dublin
27h 40m
1 stop
ORD16:45Chicago O'Hare Intl
7 Mar
ORD19:20Chicago O'Hare Intl
17h 00m
1 stop
DUB18:20Dublin
£357
Find similar
Scandinavian Airlines
6 Feb
DUB18:55Dublin
27h 50m
2 stops
ORD16:45Chicago O'Hare Intl
15 Feb
ORD19:10Chicago O'Hare Intl
18h 25m
2 stops
DUB19:35Dublin
£359
Find similar

Icelandair flights from Dublin to Chicago

Our best Icelandair deals on Dublin to Chicago flight tickets
Icelandair
8 Jan
DUB11:30Dublin
11h 50m
1 stop
ORD17:20Chicago O'Hare Intl
6 Feb
ORD18:30Chicago O'Hare Intl
9h 45m
1 stop
DUB10:15Dublin
£366
Find similar
Icelandair
3 Dec
DUB11:30Dublin
11h 50m
1 stop
ORD17:20Chicago O'Hare Intl
15 Dec
ORD18:30Chicago O'Hare Intl
9h 45m
1 stop
DUB10:15Dublin
£367
Find similar
Icelandair
9 Feb
DUB11:30Dublin
11h 50m
1 stop
ORD17:20Chicago O'Hare Intl
14 Feb
ORD18:30Chicago O'Hare Intl
9h 45m
1 stop
DUB10:15Dublin
£391
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 19 novembre 2025.
Use the filters below to find and compare flights from Dublin to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

mar 31/3

08:35-15:55

1 stop13h 20m

Chicago O'Hare Intl

mar 7/4

17:00-09:50

1 stop10h 50m

£354

DublinChicago

DUB - ORD

DUBORD

Dublin

gio 8/1

08:50-20:10

2 stops17h 20m

Chicago O'Hare Intl

mar 3/2

15:27-14:20

2 stops16h 53m

£356

DublinChicago

DUB - ORD

DUBORD

Dublin

ven 27/2

19:05-16:45

1 stop27h 40m

Chicago O'Hare Intl

sab 7/3

19:20-18:20

1 stop17h 00m

£357

DublinChicago

DUB - ORD

DUBORD

Dublin

ven 27/2

19:05-16:45

1 stop27h 40m

Chicago O'Hare Intl

sab 7/3

19:20-18:20

1 stop17h 00m

£357

DublinChicago

DUB - ORD

DUBORD

Dublin

ven 6/2

18:55-16:45

2 stops27h 50m

Chicago O'Hare Intl

dom 15/2

19:10-19:35

2 stops18h 25m

£359

DublinChicago

DUB - ORD

DUBORD

Dublin

mar 31/3

12:40-21:41

1 stop15h 01m

Chicago O'Hare Intl

mar 7/4

16:45-09:55

1 stop11h 10m

£363

DublinChicago

DUB - ORD

DUBORD

Dublin

gio 8/1

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

ven 6/2

18:30-10:15

1 stop9h 45m

£366

DublinChicago

DUB - ORD

DUBORD

Dublin

mer 3/12

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

lun 15/12

18:30-10:15

1 stop9h 45m

£367

DublinChicago

DUB - ORD

DUBORD

Dublin

ven 27/3

11:30-20:07

1 stop13h 37m

Chicago O'Hare Intl

lun 6/4

16:41-09:55

1 stop11h 14m

£370

DublinChicago

DUB - MDW

DUBMDW

Dublin

gio 12/2

08:50-17:37

2 stops14h 47m

Chicago Midway

gio 26/2

12:46-07:45

1 stop12h 59m

£377

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Dublin to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago?

The cheapest month to fly to Chicago from Dublin is in September. Flight prices, which tend to average around £359, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Chicago from Dublin during November instead. Flights to Chicago in November, while not as cheap as those in September, still average around £363.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as £547. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chicago is Monday, with ticket prices averaging around £600.

What is the cheapest time of day to depart on your flight to Chicago?

Flying to Chicago from Dublin in the evening is the least expensive time of day to depart. momondo users have found prices as low as £491 when looking at flights departing in the evening. Flights at midday are often more expensive, with an average ticket price of £608.

What is the cheapest Dublin to Chicago flight route?

Fly from Dublin to Chicago O'Hare Intl for the best Dublin - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around £458 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Dublin for as low as £412 on momondo.

What cabin class options are available on Dublin to Chicago flights?

There are 3 cabin classes available to choose from on Dublin to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dublin to Chicago flights?

You could potentially save up to 33% on your flight if you consider stops on a Dublin to Chicago flight.

How have Dublin to Chicago flight prices changed over time?

As of November 2025, prices for Dublin to Chicago flights are approximately 37% more expensive when compared to flights at the same time last year.

When to book flights from Dublin to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dublin to Chicago (DUB to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Chicago

Best price found

£503

Fastest flight time

8h 05m

Direct flights

Every day

Airports in Chicago

1 airport
The best one-way flight to Chicago from Dublin in the past 72 hours is £503. The best return flight deal from Dublin to Chicago found on momondo in the last 72 hours is £425.
The fastest flight from Dublin to Chicago takes 8h 05m
Direct flights go from Dublin to Chicago every day.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)
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  • How far is Dublin to Chicago by plane?

    The distance between Dublin and Chicago is about 3657.3 mi. By plane, this route typically takes 8h 30m.

  • When did momondo last update prices for flights from Dublin Airport to Chicago?

    Prices for flights from Dublin Airport to Chicago refresh daily.

  • How many operators does momondo search for flights from Dublin Airport to Chicago?

  • How old do you have to be to fly from Dublin Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Dublin to Chicago?

  • What is the most popular airline from Dublin to Chicago?

Best airlines flying from Dublin to Chicago

Compare and see reviews for airlines that fly from Dublin to Chicago with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £246Free CancellationRating
7.0
580 reviews
Search Icelandair flights
British AirwaysPriceFrom £305Free CancellationRating
6.7
7,532 reviews
Search British Airways flights
FinnairPriceFrom £322Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
Aer LingusPriceFrom £349Free CancellationRating
7.2
1,376 reviews
Search Aer Lingus flights
United AirlinesPriceFrom £361Free CancellationRating
7.4
9,019 reviews
Search United Airlines flights
American AirlinesPriceFrom £462Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights

  • United Airlines Flights From Dublin to Chicago

    United Airlines operates around 7 flights from Dublin to Chicago every week. The average price of these flights found in the last 72 hours has been £635, but momondo users have found United Airlines deals from Dublin to Chicago from as low as £361 round-trip. United Airlines has been scored 7.4/10 in 9,019 reviews.

  • Aer Lingus Flights From Dublin to Chicago

    Aer Lingus (7.2/10 from 1,376 reviews) operates around 14 flights from Dublin to Chicago in any given week. The average Aer Lingus airfare for this route is around £490, with deals from around £349 rare but found on momondo. Referenced prices are for round-trip Dublin to Chicago flight searches in the last 72 hours.

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to Chicago . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Dublin to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Dublin with this policy.

How can momondo help me find flights from Dublin to Chicago?

Once all potential Dublin to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Dublin to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Dublin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport